Code P0404: Check Engine Light Is On My Garmin

code p0404  P0404 does not necessarily mean your EGR is stuck open It simply means that the EGR valve is not behaving correctly when the ECM calls for it to be open  My car is throwing the p0404 code at me, which I am being lead to believe is causing my other code I'm stumped Am I gonna have to take the egr valve

Code P0404 means that the EGR Valve Position Sensor is reading above or below the specified range Need help with diagnosing your trouble i replaced egr at first it worked fine for a while until car started giving the code p0404 again and the engine went into safe mode Tester

Comprendre le code P0404 L'unité de commande du moteur déclenche le code P0404 pour signaler un dysfonctionnement de la valve EGR, qui ne The engine code is P0404 which refers to the EGR valve I replaced the valve with all new gaskets as it was rusty and the vehicle is at 194K